Increase test timeout to combat flakiness.

webrtc/modules/video_coding/utility/quality_scaler_unittest.cc

 /*
  *  Copyright (c) 2014 The WebRTC project authors. All Rights Reserved.
  *
  *  Use of this source code is governed by a BSD-style license
  *  that can be found in the LICENSE file in the root of the source
  *  tree. An additional intellectual property rights grant can be found
  *  in the file PATENTS.  All contributing project authors may
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
@@ skipping 92 matching lines @@
     }
   }
 
   std::unique_ptr<rtc::TaskQueue> q_;
   std::unique_ptr<QualityScaler> qs_;
   std::unique_ptr<MockScaleObserver> observer_;
 };
 
 TEST_F(QualityScalerTest, DownscalesAfterContinuousFramedrop) {
   q_->PostTask([this] { TriggerScale(kScaleDown); });
-  EXPECT_TRUE(observer_->event.Wait(50));
+  EXPECT_TRUE(observer_->event.Wait(150));

[sprang_webrtc, 2016/12/01 10:06:36]

Please add a kDefaultTimeoutsMs constant for this.

   EXPECT_EQ(1, observer_->scaled_down);
 }
 
 TEST_F(QualityScalerTest, KeepsScaleAtHighQp) {
   q_->PostTask([this] { TriggerScale(kKeepScaleAtHighQp); });
-  EXPECT_FALSE(observer_->event.Wait(50));
+  EXPECT_FALSE(observer_->event.Wait(150));
   EXPECT_EQ(0, observer_->scaled_down);
   EXPECT_EQ(0, observer_->scaled_up);
 }
 
 TEST_F(QualityScalerTest, DownscalesAboveHighQp) {
   q_->PostTask([this] { TriggerScale(kScaleDownAboveHighQp); });
-  EXPECT_TRUE(observer_->event.Wait(50));
+  EXPECT_TRUE(observer_->event.Wait(150));
   EXPECT_EQ(1, observer_->scaled_down);
   EXPECT_EQ(0, observer_->scaled_up);
 }
 
 TEST_F(QualityScalerTest, DownscalesAfterTwoThirdsFramedrop) {
   q_->PostTask([this] {
     qs_->ReportDroppedFrame();
     qs_->ReportDroppedFrame();
     qs_->ReportQP(kHighQp);
   });
-  EXPECT_TRUE(observer_->event.Wait(50));
+  EXPECT_TRUE(observer_->event.Wait(150));
   EXPECT_EQ(1, observer_->scaled_down);
   EXPECT_EQ(0, observer_->scaled_up);
 }
 
 TEST_F(QualityScalerTest, DoesNotDownscaleOnNormalQp) {
   q_->PostTask([this] { TriggerScale(kScaleDownAboveHighQp); });
-  EXPECT_TRUE(observer_->event.Wait(50));
+  EXPECT_TRUE(observer_->event.Wait(150));
   EXPECT_EQ(1, observer_->scaled_down);
   EXPECT_EQ(0, observer_->scaled_up);
 }
 
 TEST_F(QualityScalerTest, DoesNotDownscaleAfterHalfFramedrop) {
   q_->PostTask([this] {
     qs_->ReportDroppedFrame();
     qs_->ReportQP(kHighQp);
   });
-  EXPECT_FALSE(observer_->event.Wait(50));
+  EXPECT_FALSE(observer_->event.Wait(150));
   EXPECT_EQ(0, observer_->scaled_down);
   EXPECT_EQ(0, observer_->scaled_up);
 }
 
 TEST_F(QualityScalerTest, UpscalesAfterLowQp) {
   q_->PostTask([this] { TriggerScale(kScaleUp); });
-  EXPECT_TRUE(observer_->event.Wait(50));
+  EXPECT_TRUE(observer_->event.Wait(150));
   EXPECT_EQ(0, observer_->scaled_down);
   EXPECT_EQ(1, observer_->scaled_up);
 }
 
 TEST_F(QualityScalerTest, ScalesDownAndBackUp) {
   q_->PostTask([this] { TriggerScale(kScaleDown); });
-  EXPECT_TRUE(observer_->event.Wait(50));
+  EXPECT_TRUE(observer_->event.Wait(150));
   EXPECT_EQ(1, observer_->scaled_down);
   EXPECT_EQ(0, observer_->scaled_up);
   q_->PostTask([this] { TriggerScale(kScaleUp); });
-  EXPECT_TRUE(observer_->event.Wait(50));
+  EXPECT_TRUE(observer_->event.Wait(150));
   EXPECT_EQ(1, observer_->scaled_down);
   EXPECT_EQ(1, observer_->scaled_up);
 }
 
 }  // namespace webrtc